
// Copyright (c) 2010-2021 niXman (github dot nixman at pm dot me). All
// rights reserved.
//
// This file is part of YAS(https://github.com/niXman/yas) project.
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
//
//
// Boost Software License - Version 1.0 - August 17th, 2003
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

#include <iostream>

#include <yas/text_oarchive.hpp>
#include <yas/text_iarchive.hpp>

#undef NDEBUG
#include <cassert>

/***************************************************************************/

struct my_ostream {
    enum { bufsize = 1024 };

    my_ostream()
        :cur(buf)
    {
        std::memset(buf, 0, bufsize);
    }

    std::size_t write(const void *ptr, const std::size_t size) {
        std::memcpy(cur, ptr, size);
        cur += size;
        *cur = 0;
        return size;
    }

    char buf[bufsize];
    char *cur;
};

struct my_istream {
    my_istream(const char *ptr, const std::size_t size)
        :cur(ptr)
        ,end(ptr+size)
    {}

    std::size_t read(void *ptr, const std::size_t size) {
        if ( cur+size > end )
            return 0;

        std::memcpy(ptr, cur, size);
        cur += size;
        return size;
    }

    bool empty() const { return cur == end; }
    char peekch() const { return *cur; }
    char getch() { return *cur++; }
    void ungetch(char) { --cur; }

    const char *cur;
    const char *end;
};

/***************************************************************************/

int main() {
    std::uint32_t v0 = 444, v1 = 0;
    my_ostream os;
    yas::text_oarchive<my_ostream> oa(os);
    oa & YAS_OBJECT_NVP("object", ("v", v0));

    std::cout << "buf:" << os.buf << std::endl;

    my_istream is(os.buf, os.cur-os.buf);
    yas::text_iarchive<my_istream> ia(is);
    ia & YAS_OBJECT_NVP("object", ("v", v1));

    assert(v0 == v1);
}

/***************************************************************************/
